80377850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7919}}^1$

素因数の和:7967

約数の個数: 48

約数和(自身を含む): 176774400

約数和(自身を除く): 96396550

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 50, 58, 70, 145, 175, 203, 290, 350, 406, 725, 1015, 1450, 2030, 5075, 7919, 10150, 15838, 39595, 55433, 79190, 110866, 197975, 229651, 277165, 395950, 459302, 554330, 1148255, 1385825, 1607557, 2296510, 2771650, 3215114, 5741275, 8037785, 11482550, 16075570, 40188925, 80377850]

約数ペア:

[(1, 80377850), (2, 40188925), (5, 16075570), (7, 11482550), (10, 8037785), (14, 5741275), (25, 3215114), (29, 2771650), (35, 2296510), (50, 1607557), (58, 1385825), (70, 1148255), (145, 554330), (175, 459302), (203, 395950), (290, 277165), (350, 229651), (406, 197975), (725, 110866), (1015, 79190), (1450, 55433), (2030, 39595), (5075, 15838), (7919, 10150)]